gcc/testsuite/gcc.target/powerpc/vsx-builtin-11c.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target vmx_hw } */
   3 /* { dg-options "-maltivec" } */
   4
   5 /* This test should run the same on any target that supports altivec/vmx
   6    instructions.  Intentionally not specifying cpu in order to test
   7    all code generation paths.  */
   8
   9 #include <altivec.h>
  10
  11 extern void abort (void);
  12
  13 #define CONST0          (0)
  14 #define CONST1          (1)
  15 #define CONST2          (2)
  16 #define CONST3          (3)
  17
  18 /* Test that indices > length of vector are applied modulo the vector
  19    length.  */
  20
  21 /* Test for vector residing in register.  */
  22 vector int s3 (vector int v, int x)
  23 {
  24   return vec_insert (x, v, 3);
  25 }
  26
  27 vector int s1 (vector int v, int x)
  28 {
  29   return vec_insert (x, v, 1);
  30 }
  31
  32 vector int s21 (vector int v, int x)
  33 {
  34   return vec_insert (x, v, 21);
  35 }
  36
  37 vector int s30 (vector int v, int x)
  38 {
  39   return vec_insert (x, v, 30);
  40 }
  41
  42 /* Test for vector residing in memory.  */
  43 vector int ms3  (vector int *vp, int x)
  44 {
  45   return vec_insert (x, *vp, 3);
  46 }
  47
  48 vector int ms1 (vector int *vp, int x)
  49 {
  50   return vec_insert (x, *vp, 1);
  51 }
  52
  53 vector int ms21 (vector int *vp, int x)
  54 {
  55   return vec_insert (x, *vp, 21);
  56 }
  57
  58 vector int ms30 (vector int *vp, int x)
  59 {
  60   return vec_insert (x, *vp, 30);
  61 }
  62
  63 /* Test the same with variable indices.  */
  64
  65 /* Test for variable selector and vector residing in register.  */
  66 __attribute__((noinline))
  67 vector int ci (vector int v, int i, int x)
  68 {
  69   return vec_insert (x, v, i);
  70 }
  71
  72 /* Test for variable selector and vector residing in memory.  */
  73 __attribute__((noinline))
  74 vector int mci(vector int *vp, int i, int x)
  75 {
  76   return vec_insert (x, *vp, i);
  77 }
  78
  79
  80 int main (int argc, int *argv[]) {
  81   vector int sv = { CONST0, CONST1, CONST2, CONST3 };
  82   int s;
  83
  84   sv = s3 (sv, CONST1);
  85   if (sv [3] != CONST1)
  86     abort ();
  87
  88   sv = s1 (sv, CONST3);
  89   if (sv [1] != CONST3)
  90     abort ();
  91
  92   sv = s21 (sv, CONST0);
  93   if (sv [1] != CONST0)
  94     abort ();
  95
  96   sv = s30 (sv, CONST1);
  97   if (sv [2] != CONST1)
  98     abort ();
  99
 100   sv = ms3 (&sv, CONST2);
 101   if (sv [3] != CONST2)
 102     abort ();
 103
 104   sv = ms1 (&sv, CONST0);
 105   if (sv [1] != CONST0)
 106     abort ();
 107
 108   sv = ms21 (&sv, CONST3);
 109   if (sv [1] != CONST3)
 110     abort ();
 111
 112   sv = ms30 (&sv, CONST0);
 113   if (sv [2] != CONST0)
 114     abort ();
 115
 116   sv = ci (sv, 5, CONST0);
 117   if (sv [1] != CONST0)
 118     abort ();
 119
 120   sv = ci (sv, 2, CONST3);
 121   if (sv [2] != CONST3)
 122     abort ();
 123
 124   sv = ci (sv, 15, CONST1);
 125   if (sv [3] != CONST1)
 126     abort ();
 127
 128   sv = ci (sv, 28, CONST3);
 129   if (sv [0] != CONST3)
 130     abort ();
 131
 132   sv = mci (&sv, 5, CONST2);
 133   if (sv [1] != CONST2)
 134     abort ();
 135
 136   sv = mci (&sv, 12, CONST1);
 137   if (sv [0] != CONST1)
 138     abort ();
 139
 140   sv = mci (&sv, 25, CONST2);
 141   if (sv [1] != CONST2)
 142     abort ();
 143
 144   sv = mci (&sv, 16, CONST3);
 145   if (sv [0] != CONST3)
 146     abort ();
 147
 148   return 0;
 149 }